General Information
For all Ignition/Glow plug system component locations. Refer to --> 28 IGNITION/GLOW PLUG SYSTEM .
For all Ignition/Glow plug system removal/installation procedures and torque specifications. Refer to --> 28 IGNITION/GLOW PLUG SYSTEM .
Check the Technical Bulletins for information that may supersede any information included in this article.
Note. All manufacturers special tools as well as common tools may contain a manufacturer specific part number. These tools may be substituted with an equivalent aftermarket tool or are available for purchase through Audi. Manufacturers special tools as well as common tools that contain a manufacturer specific part number may be referenced in the test procedure illustrations showing the tool use or installation. If the manufacturer specific tool is not being used, an equivalent aftermarket tool may be installed in the same manner as the manufacturers special tool. The manufacturers test box Test Box 105 Pin VAG1598/31 is available for purchase or rental.
Diagnostic Modes Description
The information provided in Modes 01 through 09 displays the various levels of emission related data that may be monitored, as well as the ability to retrieve and read stored DTC trouble codes, generate readiness codes, and select the various PIDs and Test-IDs used within the modes to monitor the engine, and emission related component parameters.
The following table provides a link to all diagnostic modes that monitor all components and systems which influence the emission quality.
Note. Depending on scan tool and protocol used, the information in diagnostic mode 01 may be referred to by different names such as Test-ID (TID), Hex-ID, Component-ID (CID), or On-Board Diagnostic Monitor Identifier (OBDMID).
| Selectable diagnostic modes | |
|---|---|
| Mode 1: Obtain data --> Diagnostic Mode 01: Obtain Data . | |
| Mode 2: Obtain operating conditions --> Diagnostic Mode 02: Obtain Operating Conditions . | |
| Mode 3: Interrogating fault memory --> Diagnostic Mode 03: Interrogating Fault Memory . | |
| Mode 4: Reset/delete diagnostic data --> Diagnostic Mode 04: Reset/Delete Diagnostic Data . | |
| Mode 5: Obtain lambda test results --> Diagnostic Mode 05: Check Lambda Test Results . | |
| Mode 6: Checking test results of components that are not continuously monitored --> Diagnostic Mode 6: Checking Test Results of Components that are not Continuously Monitored . | |
| Mode 7: Checking test results of components that are continuously monitored --> Diagnostic Mode 07: Check Test Results of Components that are Continuously Monitored . | |
| Mode 8: Tank leak test --> Diagnostic Mode 08: Tank Leak Test . | |
| Mode 9: Vehicle information --> Diagnostic Mode 09: Vehicle Information . |